Home / 10,324.16-14,249.41-6,131.60

Finding the Fourth Proportional to 10,324.16, 14,249.41 and 6,131.60

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Solution

The fourth proportional to 10,324.16, 14,249.41 and 6,131.60 is: 8,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.16 : 14,249.41 = 6,131.60 : x
  2. Step 2: Convert to fraction form
    10,324.16/14,249.41 = 6,131.60/x
  3. Step 3: Cross multiply
    10,324.16x = 14,249.41 × 6,131.60
  4. Step 4: Simplify right side
    10,324.16x = 87,371,595.78
  5. Step 5: Solve for x
    x = 87,371,595.78/10,324.16
  6. Step 6: Final answer
    x = 8,462.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.